Perhaps you should try some spelling variations:
developpement rural » development rural, developpement durable, development moral
technologies based » technologies used, technology based, technologies a
based formulation » basic formulation, case formulation, based simulation
der developpement » de developpement, des developpements, leur developpement
e communication » de communication, 1 communication, une communication
formulation du » formulation de, formulation des, formulation _
rural africa » rural area
du does » do does, der does, du deces
does e » does de, does _, does a

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies based formulation du does e communication _ der developpement rural africa.*.